* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
a {
  text-decoration: none;
}
.header {
  width: 100%;
  background-color: #303b4d;
  border-bottom: 1px solid #999;
}
.header .nav {
  height: 80px;
  margin: 0 auto;
  padding-right: 100px;
  width: 1200px;
}
.header .nav .logo {
  width: 200px;
  height: 80px;
  background-color: #fff;
  float: left;
}
.header .nav .logo img {
  width: 100%;
  height: 100%;
}
.header .nav .navList {
  width: 800px;
  height: 80px;
  float: right;
}
.header .nav .navList ul {
  list-style: none;
  width: 100%;
  height: 80px;
}
.header .nav .navList ul li {
  float: left;
  width: 160px;
  line-height: 80px;
  background-color: #303b4d;
  transition: all 0.3s;
  text-align: center;
  height: 80px;
}
.header .nav .navList ul li:hover a {
  color: #ec3919;
}
.header .nav .navList ul li a {
  color: #fff;
  transition: all 0.5s;
}
.content {
  width: 100%;
}
.content .introduce {
  width: 1200px;
  height: 450px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}
.content .introduce .focus {
  width: 300px;
  height: 400px;
  display: inline-block;
}
.content .introduce .focus .focus_title {
  height: 100px;
  font-size: 30px;
  line-height: 100px;
}
.content .introduce .focus .focus_img {
  width: 100%;
  position: relative;
  height: 300px;
}
.content .introduce .focus .focus_img img {
  width: 100%;
  height: 100%;
}
.content .introduce .focus .focus_img p {
  position: absolute;
  bottom: 0;
  color: #fff;
  left: 0;
  font-size: 12px;
  padding: 5px 10px;
  background-color: rgba(0, 0, 0, 0.5);
}
.content .introduce .form {
  display: inline-block;
  width: 300px;
  height: 400px;
  padding: 0 10px;
}
.content .introduce .form #man {
  margin-bottom: 12px;
}
.content .introduce .form input {
  outline: none;
  margin-bottom: 5px;
}
.content .introduce .form textarea {
  height: 100px;
  margin-top: 5px;
}
.content .introduce .form #fankui {
  height: 100px;
  line-height: 100px;
  text-align: center;
  font-size: 30px;
}
.content .introduce .articleList {
  width: 300px;
  height: 400px;
}
.content .introduce .articleList .articleList_title {
  height: 100px;
  line-height: 100px;
  font-size: 30px;
  text-align: center;
}
.content .introduce .articleList .articleList_list {
  width: 300px;
  height: 300px;
}
.content .introduce .articleList .articleList_list ol {
  width: 300px;
  height: 300px;
}
.content .introduce .articleList .articleList_list ol li {
  height: 30px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  /*不换行*/
  border-bottom: 1px dotted #ccc;
  line-height: 30px;
}
.content .introduce .articleList .articleList_list ol li a {
  color: black;
}
.banner {
  width: 100%;
}
.banner .banner_img {
  width: 1200px;
  height: 800px;
  margin: 0px auto;
}
.banner .banner_img .banner_title {
  padding: 50px 0px;
  font-size: 30px;
  text-align: center;
  position: relative;
}
.banner .banner_img .banner_title small {
  width: 50px;
  position: absolute;
  height: 20px;
  background-color: #ec3919;
  border-radius: 10px;
  color: #fff;
  margin-left: 5px;
  margin-top: 5px;
  font-size: 16px;
  text-align: center;
  line-height: 20px;
  display: inline-block;
}
.banner .banner_img .bannerImg {
  width: 280px;
  height: 300px;
  border-radius: 5px;
  transition: all 0.5s;
  overflow: hidden;
  margin-left: 20px;
  box-shadow: 0px 0px 15px #ccc;
  margin-top: 20px;
  float: left;
}
.banner .banner_img .bannerImg:hover {
  transform: translateY(-5px);
}
.banner .banner_img .bannerImg .img {
  width: 280px;
  height: 200px;
  overflow: hidden;
}
.banner .banner_img .bannerImg .img img {
  width: 100%;
  transition: all 0.5s;
  height: 100%;
}
.banner .banner_img .bannerImg .img img:hover {
  transform: scale(1.05);
}
.banner .banner_img .bannerImg p {
  padding: 10px 20px;
  font-size: 14px;
  display: inline-block;
}
.banner .banner_img .bannerImg p .icon {
  position: relative;
  display: inline-block;
  margin-left: 10px;
  color: #888;
}
.banner .banner_img .bannerImg p .icon::before {
  content: '';
  position: absolute;
  top: 8px;
  left: -13px;
  width: 5px;
  height: 5px;
  border-radius: 2.5px;
  background-color: #ec3919;
}
.banner .banner_img .bannerImg p .chuxiye {
  margin: 8px 0px;
  display: inline-block;
  color: #000;
}
.banner .banner_img .bannerImg p span {
  color: #888;
}
.banner .banner_img .bannerImg p h5 {
  display: inline-block;
  margin-left: 10px;
}
.banner .banner_img .bannerImg:nth-child(2) {
  margin-left: 0px;
}
.banner .banner_img .bannerImg:nth-child(6) {
  margin-left: 0px;
}
#footer {
  width: 100%;
  background-color: #000000;
}
#footer .footer_content {
  width: 1200px;
  height: 100px;
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: space-evenly;
  margin: 0 auto;
}
#footer .footer_content span {
  color: #fff;
}
#footer .footer_content .tuijian {
  color: #fff;
}
#footer .footer_content .tuijian a {
  color: #a1a1a1;
}
#footer .footer_content .tuijian a:hover {
  color: #ec3919;
}
